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                Linux/Unix學習篇
                Linux是一種自由和開放源代碼的類UNIX操作系統。該操作系統的內核由林納斯·托瓦茲在1991年10月5日首次發布。在加上用戶空間的應用程序之后,成為Linux操作系統。Linux也是自由軟件和開放源代碼軟件發展中最著名的例子。
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                              哎呀哎呀视频在线观看